Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.81	20.83	20.28	20.46	219,289	-0.28(-1.37%)
May 23, 2011	20.93	21.17	20.61	20.74	162,313	-0.56(-2.63%)
May 20, 2011	21.54	21.54	21.18	21.30	118,755	-0.28(-1.32%)
May 19, 2011	21.34	21.78	21.06	21.58	256,039	+0.25(+1.16%)
May 18, 2011	21.35	21.66	21.23	21.34	221,122	-0.04(-0.17%)
May 17, 2011	21.26	21.55	21.16	21.37	314,575	+0.03(+0.13%)
May 16, 2011	21.24	21.90	21.07	21.35	340,423	+0.32(+1.53%)
May 13, 2011	21.56	21.58	20.85	21.02	154,181	-0.39(-1.84%)
May 12, 2011	20.23	21.46	20.23	21.42	364,594	+1.18(+5.83%)
May 11, 2011	21.03	21.04	19.94	20.24	432,264	-0.76(-3.62%)
May 10, 2011	20.71	21.08	20.63	21.00	178,148	+0.27(+1.33%)
May 09, 2011	20.69	21.19	20.54	20.72	380,123	-0.16(-0.75%)
May 06, 2011	20.50	20.92	20.27	20.88	342,144	+0.58(+2.84%)
May 05, 2011	22.09	22.09	19.84	20.30	573,984	-1.83(-8.27%)
May 04, 2011	22.03	22.34	21.65	22.13	253,761	-0.10(-0.45%)
May 03, 2011	22.76	22.78	22.08	22.23	154,103	-0.56(-2.45%)

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